2013DIN EN 300175-5:2013 Digital Enhanced Cordless Telecommunications (DECT) - Common Interface (CI) - Part 5: Network (NWK) layer (Endorsement of the English version EN 300 175-5 V2.5.1 (2013-08) as German standard)
1970JB/ZQ 4447-2006 Hexagonal socket head plugs with 60 degree sealed pipe thread (PN16)